TSOI is the only biotech company that is currently offering multiple FOUR pathways for treatment of covid-19 which is mind boggling considering TSOI is only less than 15 million market cap. :

1) prevention with QuadraMune (500 volunteer trial for prevention and protection) ,

https://www.prnewswire.com/news-releases/ther...71981.html

2) QM and Metformin used together :It was discovered that the ability of QuadraMune™ to protect the lungs from inflammation that resembles coronavirus-induced pathology is markedly amplified by concurrent administration of metformin.

https://www.prnewswire.com/news-releases/ther...98005.html

3) supercharging those bodies that need a boost w/ StemVacs2 :
The current data suggests that StemVacs™ can activate natural killer cells while at the same time suppressing lung inflammation. This dual mechanism of action makes StemVacs™ a promising candidate for treatment of coronavirus.

"The activation of natural killer cells caused by StemVacs™ was so significant that we were able to obverse inhibition of tumor growth.

https://www.prnewswire.com/news-releases/ther...89133.html

4) repairing and restoring with TSOI cord blood therapy :

The patent application covers new data in which combinations of pterostilbene and other compounds with cord blood are shown to be capable of suppressing lung inflammation associated with COVID-19

https://www.prnewswire.com/news-releases/san-...57622.html